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Tds Meter

prices mostly outside the sweet spot ($3.05–$15.47) — Tds Meter doesn't clear our bar today.

Flapen Score

44
Skip it
Market size 21Growth 17Conversion 81Competition 34Returns 92Price range 4Avg price 19Brand share 39Review moat 71Quality gap 78
This niche Category average

Is Tds Meter profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Tds Meter is a £83K/yr Amazon United Kingdom market (146K searches/yr). The top 5 brands hold 81% of demand. Demand peaks in Apr–May–Jul. Verdict: Skip it — 44/100.

Tds Meter: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -16.7% over the last 90 days and 8.5% of searches end in a purchase.

£83K

revenue / yr

Units sold / yr13K
Search volume / yr-16.7%146K
Conversion rate8.5%
Avg price£6.67

Who owns the niche?

The top 5 brands hold 81% of demand, so 19% of the market is open.

19%

open market share

Brands · sellers12 · 16
Top-5 product click share65%
Open market19%
Avg brand age31 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 17 products

Sponsored placement88%
New entrants (1y)6· 2 succeeded
Avg rating4.3★
Avg reviews663

Top Tds Meter products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.

£0£8K£17K£25K£33K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 falling

Sellers

16

Top-5 brand share

81%

Top 20: 100%

Top-5 click share

65%

Top 20: 100%

Open market

15%

  • ARCHER LIFE HALL31%
  • VARIFY26%
  • QNCIGER18%
  • ausyde4%
  • flintronic4%
  • Bestgle4%
  • Open — no brand owns it (6 brands, 15%)

Tds Meter demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume146KCVR8.5%Products17Brands12Top 5 Brands81%OOS Rate10.2%Rating4.3★Reviews663Avg BSR#83
5K3KSpike '25Prime Day '25SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jul · busiest ÷ quietest = 1.9×

Top Tds Meter search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • tds meter38K/yr
  • water tester34K/yr
  • tds meter digital water tester30K/yr
  • water quality tester10K/yr
  • water tester kit for drinking water5K/yr
  • digital water tester6K/yr
  • tds water tester6K/yr
  • tds5K/yr
  • ppm meter3K/yr
  • drinking water tester3K/yr

What reviews say buyers love and hate about Tds Meter

What buyers mention most, as a share of all reviews.

What buyers love

89% of reviews
Ease Of Use31%

Easy to use

Value For Money14%

Good value for money

Quality-Overall12%

Seems well made

Advertised Vs Actual Product9%

Does what it says well

Water Resistance6%

Great for testing water quality

What buyers complain about

85% of reviews
Functionality-Overall27%

Did not work

Quality-Overall12%

Poor quality

Instructions/User Manual/Troubleshooting8%

instructions not very good

Advertised Vs Actual Product7%

This was advertised +ph but no way of reading ph

Value For Money7%

Not worth it

Tds Meter return rate & reasons

Why buyers send it back, as a share of all return requests.

1.2%

Return rate

10%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Functionality-Overall
56%
2Defective Material/Parts
11%
3Color
5%
4Display-Overall
4%
5Advertised Vs Actual Product
4%

Common Tds Meter questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Tds Meter 44/100 on Amazon United Kingdom — Skip it. The niche generates £83K/yr across 17 tracked products. 2 of 6 products launched in the last 360 days are still selling. Search demand moved -16.7% over the last 90 days.
Search demand for Tds Meter on Amazon United Kingdom peaks in Apr–May–Jul, where the busiest month runs 1.9× the quietest.